8r+1-7r=-1+r

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Solution for 8r+1-7r=-1+r equation:


Simplifying
8r + 1 + -7r = -1 + r

Reorder the terms:
1 + 8r + -7r = -1 + r

Combine like terms: 8r + -7r = 1r
1 + 1r = -1 + r

Solving
1 + 1r = -1 + r

Solving for variable 'r'.

Move all terms containing r to the left, all other terms to the right.

Add '-1r' to each side of the equation.
1 + 1r + -1r = -1 + r + -1r

Combine like terms: 1r + -1r = 0
1 + 0 = -1 + r + -1r
1 = -1 + r + -1r

Combine like terms: r + -1r = 0
1 = -1 + 0
1 = -1

Add '-1' to each side of the equation.
1 + -1 = -1 + -1

Combine like terms: 1 + -1 = 0
0 = -1 + -1

Combine like terms: -1 + -1 = -2
0 = -2

Simplifying
0 = -2

Combine like terms: 0 + 2 = 2
2 = -2 + 2

Combine like terms: -2 + 2 = 0
2 = 0

The solution to this equation could not be determined.

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